Air pollutants: heavy metals

Airborne, impact, criteria air contaminants, heavy metals, toxics, reaction, sources

Services and information

Sources, industrial processes, fossil-fuel combustion, transportation, waste incineration, products.

Air issues, smog, particulate matter, emissions, acid rain, environment.

Human activities, lead emissions, transboundary disputes, regulations, international agreements.

Sources, fine particles, persistent organic pollutants, hazardous air pollutants, micronutrients.